Results 41 to 50 of about 481,932 (293)

Uncertainties of Euclidean Time Extrapolation in Lattice Effective Field Theory [PDF]

open access: yes, 2014
Extrapolations in Euclidean time form a central part of Nuclear Lattice Effective Field Theory (NLEFT) calculations using the Projection Monte Carlo method, as the sign problem in many cases prevents simulations at large Euclidean time.
Epelbaum, Evgeny   +5 more
core   +2 more sources

Double jejunoileal fistula after ingestion of magnets

open access: yesJournal of Indian Association of Pediatric Surgeons, 2019
A double jejunoileal fistula was diagnosed intraoperatively 10 months since a 4-year-old boy had swallowed an object consisted of multiple magnetic items.
Konstantinos Zachos   +4 more
doaj   +1 more source

Balancing expression dags for more efficient lazy adaptive evaluation

open access: yes, 2017
Arithmetic expression dags are widely applied in robust geometric computing. In this paper we restructure expression dags by balancing consecutive additions or multiplications.
Wilhelm, Martin
core   +1 more source

Molecular Dynamics with Multiple Time Scales: How to Avoid Pitfalls [PDF]

open access: yesJournal of Chemical Theory and Computation, 2010
Multiple time scale methodologies have gained widespread use in molecular dynamics simulations and are implemented in a variety of ways across numerous packages. However, performance of the algorithms depends upon the details of the implementation. This is particularly important in the way in which the nonbonded interactions are partitioned.
Joseph A, Morrone   +2 more
openaire   +2 more sources

Time‐lapse camera trapping as an alternative to pitfall trapping for estimating activity of leaf litter arthropods

open access: yesEcology and Evolution, 2017
Pitfall trapping is the standard technique to estimate activity and relative abundance of leaf litter arthropods. Pitfall trapping is not ideal for long‐term sampling because it is lethal, labor‐intensive, and may have taxonomic sampling biases.
Rachael A. Collett, Diana O. Fisher
doaj   +1 more source

Role of cytology in diagnosis of thyroiditis and possible pitfalls –An experience from a South Indian Institute

open access: yesJournal of Dr. NTR University of Health Sciences, 2023
Introduction: Fine needle aspiration cytology (FNAC) was considered more cost-effective procedure in the diagnosis of thyroiditis. However, a few of the associated conditions are often missed or misinterpreted by FNAC.
Govindasamy Revathi   +2 more
doaj   +1 more source

Real estimates of mortality following COVID-19 infection; an oversimplification of a complex issue [PDF]

open access: yesJournal of Preventive Epidemiology, 2020
Some authors have claimed that the mortality rate estimations for coronavirus disease 2019 (COVID-19) which are based on the number of deaths relative to the number of confirmed cases of infection are not representative of the actual death rate.
Alireza Hamidian Jahromi, Hilda Mahmoudi
doaj   +1 more source

Clinical Validation of Plasma p‐217tau in Neurological Diseases

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Plasma p‐217tau is a minimally invasive but specific biomarker for diagnosing Alzheimer's disease (AD). However, its disease specificity remains to be clinically evaluated. We validated the reliability of the p‐217tau biomarker in 12 other neurological diseases.
Takeshi Kawarabayashi   +13 more
wiley   +1 more source

Pitfalls in Emergency Department Focused Bedside Sonography of First Trimester Pregnancy

open access: yesEmergency Medicine International, 2013
Background. Bedside sonography performed by emergency physicians is frequently utilized for real-time clinical decision-making in the emergency department (ED) setting.
Kerri Layman   +2 more
doaj   +1 more source

GAD65 Antibody ELISA With Extended Reportable Range: Validation and Guidance for Neurological Practice

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To (1) validate GAD65‐ELISA detection and quantification for type 1 diabetes mellitus and autoimmune neurological diagnoses, (2) correlate ELISA results (reference range < 5 IU/mL) with established radioimmunoprecipitation assay (RIA; ≤ 0.02 nmol/L), and (3) define ELISA clinical utility and pitfalls.
Andrew McKeon   +11 more
wiley   +1 more source

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